CA1337323C - Traitement pour milieu aqueux avec des copolymeres renfermant de l'acide acrylamidoalkanesulfonique - Google Patents

Traitement pour milieu aqueux avec des copolymeres renfermant de l'acide acrylamidoalkanesulfonique

Info

Publication number: CA1337323C
Authority: CA; Canada
Prior art keywords: copolymer; hydrogen; amps; salts; aqueous medium
Prior art date: 1986-12-08
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Expired - Fee Related

Application number

CA000553106A

Other languages

English (en)

Inventor

Zahid Amjad

William Frank Masler Iii

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Noveon IP Holdings Corp

Original Assignee

BF Goodrich Corp

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1986-12-08

Filing date

1987-11-30

Publication date

1995-10-17

1987-11-30 Application filed by BF Goodrich Corp filed Critical BF Goodrich Corp

1995-10-17 Application granted granted Critical

1995-10-17 Publication of CA1337323C publication Critical patent/CA1337323C/fr

2012-10-17 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Links

229920001577 copolymer Polymers 0.000 title claims abstract description 116
239000012736 aqueous medium Substances 0.000 title claims abstract description 28
LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 title claims description 22
NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims abstract description 106
SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 claims abstract description 89
XHZPRMZZQOIPDS-UHFFFAOYSA-N 2-Methyl-2-[(1-oxo-2-propenyl)amino]-1-propanesulfonic acid Chemical compound OS(=O)(=O)CC(C)(C)NC(=O)C=C XHZPRMZZQOIPDS-UHFFFAOYSA-N 0.000 claims abstract description 70
150000003839 salts Chemical class 0.000 claims abstract description 59
125000004432 carbon atom Chemical group C* 0.000 claims abstract description 37
229910021645 metal ion Inorganic materials 0.000 claims abstract description 36
239000000178 monomer Substances 0.000 claims abstract description 34
-1 hydroxyalkyl acrylates Chemical class 0.000 claims abstract description 24
230000005764 inhibitory process Effects 0.000 claims abstract description 19
150000003460 sulfonic acids Chemical class 0.000 claims abstract description 14
239000013618 particulate matter Substances 0.000 claims abstract description 12
229920000536 2-Acrylamido-2-methylpropane sulfonic acid Polymers 0.000 claims abstract description 11
CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 claims abstract description 11
AGBXYHCHUYARJY-UHFFFAOYSA-N 2-phenylethenesulfonic acid Chemical class OS(=O)(=O)C=CC1=CC=CC=C1 AGBXYHCHUYARJY-UHFFFAOYSA-N 0.000 claims abstract description 10
239000002253 acid Substances 0.000 claims abstract description 9
150000003926 acrylamides Chemical class 0.000 claims abstract description 8
NLVXSWCKKBEXTG-UHFFFAOYSA-N vinylsulfonic acid Chemical compound OS(=O)(=O)C=C NLVXSWCKKBEXTG-UHFFFAOYSA-N 0.000 claims abstract description 8
125000005250 alkyl acrylate group Chemical group 0.000 claims abstract description 7
125000005336 allyloxy group Chemical group 0.000 claims abstract description 7
XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 71
229910052739 hydrogen Inorganic materials 0.000 claims description 52
239000001257 hydrogen Substances 0.000 claims description 52
238000000034 method Methods 0.000 claims description 47
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 44
229910052742 iron Inorganic materials 0.000 claims description 37
125000000217 alkyl group Chemical group 0.000 claims description 28
VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 23
125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 22
QGZKDVFQNNGYKY-UHFFFAOYSA-O ammonium group Chemical group [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 claims description 17
229910052783 alkali metal Inorganic materials 0.000 claims description 16
125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 16
UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 15
150000001340 alkali metals Chemical group 0.000 claims description 15
150000002431 hydrogen Chemical group 0.000 claims description 15
239000000203 mixture Substances 0.000 claims description 15
OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 claims description 14
150000001732 carboxylic acid derivatives Chemical class 0.000 claims description 14
239000001506 calcium phosphate Substances 0.000 claims description 13
229910000389 calcium phosphate Inorganic materials 0.000 claims description 13
235000011010 calcium phosphates Nutrition 0.000 claims description 13
QORWJWZARLRLPR-UHFFFAOYSA-H tricalcium bis(phosphate) Chemical group [Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O QORWJWZARLRLPR-UHFFFAOYSA-H 0.000 claims description 13
229910052784 alkaline earth metal Inorganic materials 0.000 claims description 12
150000001342 alkaline earth metals Chemical group 0.000 claims description 12
229910000019 calcium carbonate Inorganic materials 0.000 claims description 11
238000001556 precipitation Methods 0.000 claims description 8
XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 claims description 7
QNILTEGFHQSKFF-UHFFFAOYSA-N n-propan-2-ylprop-2-enamide Chemical compound CC(C)NC(=O)C=C QNILTEGFHQSKFF-UHFFFAOYSA-N 0.000 claims description 7
IMROMDMJAWUWLK-UHFFFAOYSA-N Ethenol Chemical compound OC=C IMROMDMJAWUWLK-UHFFFAOYSA-N 0.000 claims description 6
CERQOIWHTDAKMF-UHFFFAOYSA-M Methacrylate Chemical compound CC(=C)C([O-])=O CERQOIWHTDAKMF-UHFFFAOYSA-M 0.000 claims description 6
230000003134 recirculating effect Effects 0.000 claims description 6
230000000087 stabilizing effect Effects 0.000 claims description 6
HFCUBKYHMMPGBY-UHFFFAOYSA-N 2-methoxyethyl prop-2-enoate Chemical compound COCCOC(=O)C=C HFCUBKYHMMPGBY-UHFFFAOYSA-N 0.000 claims description 5
GASMGDMKGYYAHY-UHFFFAOYSA-N 2-methylidenehexanamide Chemical group CCCCC(=C)C(N)=O GASMGDMKGYYAHY-UHFFFAOYSA-N 0.000 claims description 5
HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 5
125000002947 alkylene group Chemical group 0.000 claims description 5
125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 claims description 5
230000008602 contraction Effects 0.000 claims description 5
SUPCQIBBMFXVTL-UHFFFAOYSA-N ethyl 2-methylprop-2-enoate Chemical compound CCOC(=O)C(C)=C SUPCQIBBMFXVTL-UHFFFAOYSA-N 0.000 claims description 5
230000002401 inhibitory effect Effects 0.000 claims description 5
WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 claims description 5
229910052725 zinc Inorganic materials 0.000 claims description 5
239000011701 zinc Substances 0.000 claims description 5
FTALTLPZDVFJSS-UHFFFAOYSA-N 2-(2-ethoxyethoxy)ethyl prop-2-enoate Chemical compound CCOCCOCCOC(=O)C=C FTALTLPZDVFJSS-UHFFFAOYSA-N 0.000 claims description 4
ZAWQXWZJKKICSZ-UHFFFAOYSA-N 3,3-dimethyl-2-methylidenebutanamide Chemical compound CC(C)(C)C(=C)C(N)=O ZAWQXWZJKKICSZ-UHFFFAOYSA-N 0.000 claims description 4
QZPSOSOOLFHYRR-UHFFFAOYSA-N 3-hydroxypropyl prop-2-enoate Chemical group OCCCOC(=O)C=C QZPSOSOOLFHYRR-UHFFFAOYSA-N 0.000 claims description 4
TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 claims description 4
UBXAKNTVXQMEAG-UHFFFAOYSA-L strontium sulfate Chemical compound [Sr+2].[O-]S([O-])(=O)=O UBXAKNTVXQMEAG-UHFFFAOYSA-L 0.000 claims description 4
125000003118 aryl group Chemical group 0.000 claims description 3
239000000498 cooling water Substances 0.000 claims description 3
238000010612 desalination reaction Methods 0.000 claims description 3
125000000468 ketone group Chemical group 0.000 claims description 3
125000001424 substituent group Chemical group 0.000 claims description 3
150000007942 carboxylates Chemical class 0.000 claims description 2
125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 claims description 2
IRLPACMLTUPBCL-KQYNXXCUSA-N 5'-adenylyl sulfate Chemical compound C1=NC=2C(N)=NC=NC=2N1[C@@H]1O[C@H](COP(O)(=O)OS(O)(=O)=O)[C@@H](O)[C@H]1O IRLPACMLTUPBCL-KQYNXXCUSA-N 0.000 claims 29
239000007789 gas Substances 0.000 claims 2
238000004391 petroleum recovery Methods 0.000 claims 2
238000005201 scrubbing Methods 0.000 claims 2
XKWFZGCWEYYGSK-UHFFFAOYSA-N 3,3,5,5-tetramethyl-2-methylidenehexanamide Chemical compound CC(C)(C)CC(C)(C)C(=C)C(N)=O XKWFZGCWEYYGSK-UHFFFAOYSA-N 0.000 claims 1
VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 claims 1
239000000347 magnesium hydroxide Substances 0.000 claims 1
229910001862 magnesium hydroxide Inorganic materials 0.000 claims 1
YRDNVESFWXDNSI-UHFFFAOYSA-N n-(2,4,4-trimethylpentan-2-yl)prop-2-enamide Chemical compound CC(C)(C)CC(C)(C)NC(=O)C=C YRDNVESFWXDNSI-UHFFFAOYSA-N 0.000 claims 1
230000006641 stabilisation Effects 0.000 abstract description 16
238000011105 stabilization Methods 0.000 abstract description 16
150000008064 anhydrides Chemical class 0.000 abstract description 6
239000006185 dispersion Substances 0.000 abstract description 5
230000015572 biosynthetic process Effects 0.000 abstract description 4
150000007513 acids Chemical class 0.000 abstract description 3
OFOBLEOULBTSOW-UHFFFAOYSA-N Propanedioic acid Natural products OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 abstract description 2
150000001735 carboxylic acids Chemical class 0.000 abstract description 2
VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 abstract description 2
239000011976 maleic acid Substances 0.000 abstract description 2
VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 abstract description 2
239000000243 solution Substances 0.000 description 35
235000002639 sodium chloride Nutrition 0.000 description 30
229920000642 polymer Polymers 0.000 description 23
KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 15
238000012360 testing method Methods 0.000 description 14
UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 12
235000010216 calcium carbonate Nutrition 0.000 description 11
239000002270 dispersing agent Substances 0.000 description 11
IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 8
239000011575 calcium Substances 0.000 description 8
HFEFMUSTGZNOPY-UHFFFAOYSA-N OOOOOOOOOOOOOOOO Chemical compound OOOOOOOOOOOOOOOO HFEFMUSTGZNOPY-UHFFFAOYSA-N 0.000 description 7
239000007864 aqueous solution Substances 0.000 description 7
239000002245 particle Substances 0.000 description 7
OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 6
HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
229910052791 calcium Inorganic materials 0.000 description 6
230000008021 deposition Effects 0.000 description 6
229920001519 homopolymer Polymers 0.000 description 6
235000013980 iron oxide Nutrition 0.000 description 6
239000011777 magnesium Substances 0.000 description 6
NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 6
239000007787 solid Substances 0.000 description 6
229920001897 terpolymer Polymers 0.000 description 6
238000007792 addition Methods 0.000 description 5
239000011521 glass Substances 0.000 description 5
239000003999 initiator Substances 0.000 description 5
150000002500 ions Chemical class 0.000 description 5
238000006116 polymerization reaction Methods 0.000 description 5
239000011734 sodium Substances 0.000 description 5
239000002904 solvent Substances 0.000 description 5
BVKZGUZCCUSVTD-UHFFFAOYSA-M Bicarbonate Chemical compound OC([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-M 0.000 description 4
KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 4
ZQTQPYJGMWHXMO-UHFFFAOYSA-N OOOOOOOOOOOOOOOOO Chemical compound OOOOOOOOOOOOOOOOO ZQTQPYJGMWHXMO-UHFFFAOYSA-N 0.000 description 4
235000011132 calcium sulphate Nutrition 0.000 description 4
239000003795 chemical substances by application Substances 0.000 description 4
238000001816 cooling Methods 0.000 description 4
229910052751 metal Inorganic materials 0.000 description 4
239000002184 metal Substances 0.000 description 4
OMNKZBIFPJNNIO-UHFFFAOYSA-N n-(2-methyl-4-oxopentan-2-yl)prop-2-enamide Chemical group CC(=O)CC(C)(C)NC(=O)C=C OMNKZBIFPJNNIO-UHFFFAOYSA-N 0.000 description 4
229910052757 nitrogen Inorganic materials 0.000 description 4
239000003960 organic solvent Substances 0.000 description 4
239000000047 product Substances 0.000 description 4
239000003381 stabilizer Substances 0.000 description 4
238000002834 transmittance Methods 0.000 description 4
ZNQVEEAIQZEUHB-UHFFFAOYSA-N 2-ethoxyethanol Chemical compound CCOCCO ZNQVEEAIQZEUHB-UHFFFAOYSA-N 0.000 description 3
HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 description 3
VTLYFUHAOXGGBS-UHFFFAOYSA-N Fe3+ Chemical compound [Fe+3] VTLYFUHAOXGGBS-UHFFFAOYSA-N 0.000 description 3
FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 3
UIQWBVPFHHQZHH-UHFFFAOYSA-N OOOOOOOOOOOOOO Chemical compound OOOOOOOOOOOOOO UIQWBVPFHHQZHH-UHFFFAOYSA-N 0.000 description 3
229910019142 PO4 Inorganic materials 0.000 description 3
150000001252 acrylic acid derivatives Chemical class 0.000 description 3
239000008346 aqueous phase Substances 0.000 description 3
238000006243 chemical reaction Methods 0.000 description 3
239000007795 chemical reaction product Substances 0.000 description 3
230000000694 effects Effects 0.000 description 3
238000002474 experimental method Methods 0.000 description 3
239000000706 filtrate Substances 0.000 description 3
229910052749 magnesium Inorganic materials 0.000 description 3
239000000463 material Substances 0.000 description 3
239000002609 medium Substances 0.000 description 3
230000003647 oxidation Effects 0.000 description 3
238000007254 oxidation reaction Methods 0.000 description 3
235000021317 phosphate Nutrition 0.000 description 3
229940085991 phosphate ion Drugs 0.000 description 3
150000003013 phosphoric acid derivatives Chemical class 0.000 description 3
238000010992 reflux Methods 0.000 description 3
239000002455 scale inhibitor Substances 0.000 description 3
CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
CIWBSHSKHKDKBQ-JLAZNSOCSA-N Ascorbic acid Chemical compound OC[C@H](O)[C@H]1OC(=O)C(O)=C1O CIWBSHSKHKDKBQ-JLAZNSOCSA-N 0.000 description 2
BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 description 2
UXVMQQNJUSDDNG-UHFFFAOYSA-L Calcium chloride Chemical compound [Cl-].[Cl-].[Ca+2] UXVMQQNJUSDDNG-UHFFFAOYSA-L 0.000 description 2
BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 2
RGHNJXZEOKUKBD-SQOUGZDYSA-N D-gluconic acid Chemical compound OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C(O)=O RGHNJXZEOKUKBD-SQOUGZDYSA-N 0.000 description 2
JIGUQPWFLRLWPJ-UHFFFAOYSA-N Ethyl acrylate Chemical compound CCOC(=O)C=C JIGUQPWFLRLWPJ-UHFFFAOYSA-N 0.000 description 2
OAKJQQAXSVQMHS-UHFFFAOYSA-N Hydrazine Chemical compound NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 description 2
DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical group C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 2
TWRXJAOTZQYOKJ-UHFFFAOYSA-L Magnesium chloride Chemical compound [Mg+2].[Cl-].[Cl-] TWRXJAOTZQYOKJ-UHFFFAOYSA-L 0.000 description 2
VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 description 2
JWOLLWQJKQOEOL-UHFFFAOYSA-N OOOOOOOOOOOOO Chemical compound OOOOOOOOOOOOO JWOLLWQJKQOEOL-UHFFFAOYSA-N 0.000 description 2
FYKAKDPHDGCKTF-UHFFFAOYSA-N OOOOOOOOOOOOOOOOOOO Chemical compound OOOOOOOOOOOOOOOOOOO FYKAKDPHDGCKTF-UHFFFAOYSA-N 0.000 description 2
RRCYYLHJWRYWEI-UHFFFAOYSA-N OOOOOOOOOOOOOOOOOOOOO Chemical compound OOOOOOOOOOOOOOOOOOOOO RRCYYLHJWRYWEI-UHFFFAOYSA-N 0.000 description 2
VAZNCFOEOCSGQL-UHFFFAOYSA-N OOOOOOOOOOOOOOOOOOOOOOO Chemical compound OOOOOOOOOOOOOOOOOOOOOOO VAZNCFOEOCSGQL-UHFFFAOYSA-N 0.000 description 2
VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
238000009825 accumulation Methods 0.000 description 2
229940048053 acrylate Drugs 0.000 description 2
150000001450 anions Chemical class 0.000 description 2
238000001479 atomic absorption spectroscopy Methods 0.000 description 2
229910001424 calcium ion Inorganic materials 0.000 description 2
238000005260 corrosion Methods 0.000 description 2
230000007797 corrosion Effects 0.000 description 2
230000001419 dependent effect Effects 0.000 description 2
238000005227 gel permeation chromatography Methods 0.000 description 2
239000008235 industrial water Substances 0.000 description 2
239000007788 liquid Substances 0.000 description 2
ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical class [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 description 2
239000001095 magnesium carbonate Substances 0.000 description 2
150000002734 metacrylic acid derivatives Chemical class 0.000 description 2
150000002739 metals Chemical class 0.000 description 2
230000003472 neutralizing effect Effects 0.000 description 2
PNJWIWWMYCMZRO-UHFFFAOYSA-N pent‐4‐en‐2‐one Natural products CC(=O)CC=C PNJWIWWMYCMZRO-UHFFFAOYSA-N 0.000 description 2
239000012071 phase Substances 0.000 description 2
239000010452 phosphate Substances 0.000 description 2
239000002244 precipitate Substances 0.000 description 2
238000002360 preparation method Methods 0.000 description 2
238000001223 reverse osmosis Methods 0.000 description 2
239000012266 salt solution Substances 0.000 description 2
239000002002 slurry Substances 0.000 description 2
229910052708 sodium Inorganic materials 0.000 description 2
239000000725 suspension Substances 0.000 description 2
125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 2
PQUXFUBNSYCQAL-UHFFFAOYSA-N 1-(2,3-difluorophenyl)ethanone Chemical compound CC(=O)C1=CC=CC(F)=C1F PQUXFUBNSYCQAL-UHFFFAOYSA-N 0.000 description 1
OPRIWFSSXKQMPB-UHFFFAOYSA-N 2-methyl-2-(prop-2-enoylamino)propane-1-sulfonic acid;sodium Chemical compound [Na].OS(=O)(=O)CC(C)(C)NC(=O)C=C OPRIWFSSXKQMPB-UHFFFAOYSA-N 0.000 description 1
WHNPOQXWAMXPTA-UHFFFAOYSA-N 3-methylbut-2-enamide Chemical group CC(C)=CC(N)=O WHNPOQXWAMXPTA-UHFFFAOYSA-N 0.000 description 1
NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 1
241000894006 Bacteria Species 0.000 description 1
RGHNJXZEOKUKBD-UHFFFAOYSA-N D-gluconic acid Natural products OCC(O)C(O)C(O)C(O)C(O)=O RGHNJXZEOKUKBD-UHFFFAOYSA-N 0.000 description 1
KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 1
229910021578 Iron(III) chloride Inorganic materials 0.000 description 1
PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
WAEMQWOKJMHJLA-UHFFFAOYSA-N Manganese(2+) Chemical compound [Mn+2] WAEMQWOKJMHJLA-UHFFFAOYSA-N 0.000 description 1
101150098207 NAAA gene Proteins 0.000 description 1
KUGRPPRAQNPSQD-UHFFFAOYSA-N OOOOO Chemical compound OOOOO KUGRPPRAQNPSQD-UHFFFAOYSA-N 0.000 description 1
MOMWFXLCFJOAFX-UHFFFAOYSA-N OOOOOOOO Chemical compound OOOOOOOO MOMWFXLCFJOAFX-UHFFFAOYSA-N 0.000 description 1
ZMAKCCXIFPCMEE-UHFFFAOYSA-N OOOOOOOOOOOOOOOOOOOO Chemical compound OOOOOOOOOOOOOOOOOOOO ZMAKCCXIFPCMEE-UHFFFAOYSA-N 0.000 description 1
BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
229940123973 Oxygen scavenger Drugs 0.000 description 1
ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
229910006127 SO3X Inorganic materials 0.000 description 1
PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 1
UIIMBOGNXHQVGW-DEQYMQKBSA-M Sodium bicarbonate-14C Chemical compound [Na+].O[14C]([O-])=O UIIMBOGNXHQVGW-DEQYMQKBSA-M 0.000 description 1
QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
YKTSYUJCYHOUJP-UHFFFAOYSA-N [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] Chemical compound [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] YKTSYUJCYHOUJP-UHFFFAOYSA-N 0.000 description 1
230000002378 acidificating effect Effects 0.000 description 1
150000003998 acyclic ketones Chemical class 0.000 description 1
239000000654 additive Substances 0.000 description 1
150000001335 aliphatic alkanes Chemical group 0.000 description 1
239000003513 alkali Substances 0.000 description 1
FWZUNOYOVVKUNF-UHFFFAOYSA-N allyl acetate Chemical compound CC(=O)OCC=C FWZUNOYOVVKUNF-UHFFFAOYSA-N 0.000 description 1
229910052782 aluminium Inorganic materials 0.000 description 1
PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
150000001412 amines Chemical class 0.000 description 1
229910021529 ammonia Inorganic materials 0.000 description 1
238000004458 analytical method Methods 0.000 description 1
239000002518 antifoaming agent Substances 0.000 description 1
229960005070 ascorbic acid Drugs 0.000 description 1
235000010323 ascorbic acid Nutrition 0.000 description 1
239000011668 ascorbic acid Substances 0.000 description 1
229910052788 barium Inorganic materials 0.000 description 1
DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 description 1
230000005540 biological transmission Effects 0.000 description 1
238000009835 boiling Methods 0.000 description 1
239000007853 buffer solution Substances 0.000 description 1
239000001110 calcium chloride Substances 0.000 description 1
229910001628 calcium chloride Inorganic materials 0.000 description 1
235000011148 calcium chloride Nutrition 0.000 description 1
159000000007 calcium salts Chemical class 0.000 description 1
150000001768 cations Chemical class 0.000 description 1
239000003518 caustics Substances 0.000 description 1
239000004927 clay Substances 0.000 description 1
238000004140 cleaning Methods 0.000 description 1
150000001875 compounds Chemical class 0.000 description 1
229920006037 cross link polymer Polymers 0.000 description 1
230000003247 decreasing effect Effects 0.000 description 1
230000001934 delay Effects 0.000 description 1
MSJMDZAOKORVFC-UAIGNFCESA-L disodium maleate Chemical compound [Na+].[Na+].[O-]C(=O)\C=C/C([O-])=O MSJMDZAOKORVFC-UAIGNFCESA-L 0.000 description 1
229910000397 disodium phosphate Inorganic materials 0.000 description 1
238000004821 distillation Methods 0.000 description 1
239000012153 distilled water Substances 0.000 description 1
150000002148 esters Chemical class 0.000 description 1
UIWXSTHGICQLQT-UHFFFAOYSA-N ethenyl propanoate Chemical compound CCC(=O)OC=C UIWXSTHGICQLQT-UHFFFAOYSA-N 0.000 description 1
238000001704 evaporation Methods 0.000 description 1
230000008020 evaporation Effects 0.000 description 1
229960004887 ferric hydroxide Drugs 0.000 description 1
238000001914 filtration Methods 0.000 description 1
239000012467 final product Substances 0.000 description 1
238000007701 flash-distillation Methods 0.000 description 1
239000012530 fluid Substances 0.000 description 1
239000013505 freshwater Substances 0.000 description 1
ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 description 1
239000000174 gluconic acid Substances 0.000 description 1
235000012208 gluconic acid Nutrition 0.000 description 1
239000013529 heat transfer fluid Substances 0.000 description 1
229910001385 heavy metal Inorganic materials 0.000 description 1
UCNNJGDEJXIUCC-UHFFFAOYSA-L hydroxy(oxo)iron;iron Chemical compound [Fe].O[Fe]=O.O[Fe]=O UCNNJGDEJXIUCC-UHFFFAOYSA-L 0.000 description 1
239000003112 inhibitor Substances 0.000 description 1
229910052500 inorganic mineral Inorganic materials 0.000 description 1
RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 description 1
KFZAUHNPPZCSCR-UHFFFAOYSA-N iron zinc Chemical compound [Fe].[Zn] KFZAUHNPPZCSCR-UHFFFAOYSA-N 0.000 description 1
VBMVTYDPPZVILR-UHFFFAOYSA-N iron(2+);oxygen(2-) Chemical class [O-2].[Fe+2] VBMVTYDPPZVILR-UHFFFAOYSA-N 0.000 description 1
IEECXTSVVFWGSE-UHFFFAOYSA-M iron(3+);oxygen(2-);hydroxide Chemical compound [OH-].[O-2].[Fe+3] IEECXTSVVFWGSE-UHFFFAOYSA-M 0.000 description 1
LDHBWEYLDHLIBQ-UHFFFAOYSA-M iron(3+);oxygen(2-);hydroxide;hydrate Chemical compound O.[OH-].[O-2].[Fe+3] LDHBWEYLDHLIBQ-UHFFFAOYSA-M 0.000 description 1
JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
125000000959 isobutyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])* 0.000 description 1
RGXCTRIQQODGIZ-UHFFFAOYSA-O isodesmosine Chemical compound OC(=O)C(N)CCCC[N+]1=CC(CCC(N)C(O)=O)=CC(CCC(N)C(O)=O)=C1CCCC(N)C(O)=O RGXCTRIQQODGIZ-UHFFFAOYSA-O 0.000 description 1
125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
229910000021 magnesium carbonate Inorganic materials 0.000 description 1
235000014380 magnesium carbonate Nutrition 0.000 description 1
235000011160 magnesium carbonates Nutrition 0.000 description 1
229910001629 magnesium chloride Inorganic materials 0.000 description 1
235000011147 magnesium chloride Nutrition 0.000 description 1
FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 description 1
239000011572 manganese Substances 0.000 description 1
229910052748 manganese Inorganic materials 0.000 description 1
229910001437 manganese ion Inorganic materials 0.000 description 1
238000005259 measurement Methods 0.000 description 1
239000012528 membrane Substances 0.000 description 1
FQPSGWSUVKBHSU-UHFFFAOYSA-N methacrylamide Chemical compound CC(=C)C(N)=O FQPSGWSUVKBHSU-UHFFFAOYSA-N 0.000 description 1
235000010755 mineral Nutrition 0.000 description 1
239000011707 mineral Substances 0.000 description 1
238000002156 mixing Methods 0.000 description 1
150000002763 monocarboxylic acids Chemical class 0.000 description 1
230000007935 neutral effect Effects 0.000 description 1
150000003891 oxalate salts Chemical class 0.000 description 1
NDLPOXTZKUMGOV-UHFFFAOYSA-N oxo(oxoferriooxy)iron hydrate Chemical compound O.O=[Fe]O[Fe]=O NDLPOXTZKUMGOV-UHFFFAOYSA-N 0.000 description 1
230000036961 partial effect Effects 0.000 description 1
125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
239000002685 polymerization catalyst Substances 0.000 description 1
229910052700 potassium Inorganic materials 0.000 description 1
239000011591 potassium Substances 0.000 description 1
230000001376 precipitating effect Effects 0.000 description 1
150000003139 primary aliphatic amines Chemical class 0.000 description 1
238000010526 radical polymerization reaction Methods 0.000 description 1
150000003254 radicals Chemical class 0.000 description 1
229920005604 random copolymer Polymers 0.000 description 1
239000012429 reaction media Substances 0.000 description 1
239000011541 reaction mixture Substances 0.000 description 1
238000011084 recovery Methods 0.000 description 1
150000005619 secondary aliphatic amines Chemical class 0.000 description 1
239000003352 sequestering agent Substances 0.000 description 1
239000000377 silicon dioxide Substances 0.000 description 1
239000010802 sludge Substances 0.000 description 1
229940047670 sodium acrylate Drugs 0.000 description 1
239000011780 sodium chloride Substances 0.000 description 1
159000000000 sodium salts Chemical class 0.000 description 1
229910052938 sodium sulfate Inorganic materials 0.000 description 1
235000011152 sodium sulphate Nutrition 0.000 description 1
239000007790 solid phase Substances 0.000 description 1
235000015096 spirit Nutrition 0.000 description 1
229910001220 stainless steel Inorganic materials 0.000 description 1
239000010935 stainless steel Substances 0.000 description 1
238000010561 standard procedure Methods 0.000 description 1
239000012086 standard solution Substances 0.000 description 1
230000003068 static effect Effects 0.000 description 1
238000003756 stirring Methods 0.000 description 1
125000000547 substituted alkyl group Chemical group 0.000 description 1
150000003467 sulfuric acid derivatives Chemical class 0.000 description 1
OPQYOFWUFGEMRZ-UHFFFAOYSA-N tert-butyl 2,2-dimethylpropaneperoxoate Chemical compound CC(C)(C)OOC(=O)C(C)(C)C OPQYOFWUFGEMRZ-UHFFFAOYSA-N 0.000 description 1
150000003510 tertiary aliphatic amines Chemical class 0.000 description 1
238000004448 titration Methods 0.000 description 1
238000012546 transfer Methods 0.000 description 1
229910052723 transition metal Inorganic materials 0.000 description 1
KOZCZZVUFDCZGG-UHFFFAOYSA-N vinyl benzoate Chemical class C=COC(=O)C1=CC=CC=C1 KOZCZZVUFDCZGG-UHFFFAOYSA-N 0.000 description 1
239000002351 wastewater Substances 0.000 description 1

Classifications

- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
- C02F5/08—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
- C02F5/10—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances
- C02F5/12—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances containing nitrogen
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
- C02F5/08—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
- C02F5/10—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances
- C02F5/12—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances containing nitrogen
- C02F5/125—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances containing nitrogen combined with inorganic substances

Landscapes

Chemical & Material Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
General Chemical & Material Sciences (AREA)
Life Sciences & Earth Sciences (AREA)
Hydrology & Water Resources (AREA)
Engineering & Computer Science (AREA)
Environmental & Geological Engineering (AREA)
Water Supply & Treatment (AREA)
Organic Chemistry (AREA)
Inorganic Chemistry (AREA)
Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Preventing Corrosion Or Incrustation Of Metals (AREA)

CA000553106A 1986-12-08 1987-11-30 Traitement pour milieu aqueux avec des copolymeres renfermant de l'acide acrylamidoalkanesulfonique Expired - Fee Related CA1337323C (fr)

Applications Claiming Priority (6)

Application Number	Priority Date	Filing Date
US93949886A	1986-12-08	1986-12-08
US93933386A	1986-12-08	1986-12-08
US93889686A	1986-12-08	1986-12-08
US06/938,896		1986-12-08
US06/939,498		1986-12-08
US06/939,333		1986-12-08

Publications (1)

Publication Number	Publication Date
CA1337323C true CA1337323C (fr)	1995-10-17

Family

ID=27420690

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA000553106A Expired - Fee Related CA1337323C (fr)	1986-12-08	1987-11-30	Traitement pour milieu aqueux avec des copolymeres renfermant de l'acide acrylamidoalkanesulfonique

Country Status (11)

Country	Link
EP (2)	EP0478018A1 (fr)
KR (1)	KR880007374A (fr)
CN (1)	CN87107274A (fr)
AU (1)	AU607171B2 (fr)
BR (1)	BR8706589A (fr)
CA (1)	CA1337323C (fr)
DE (1)	DE3787259T2 (fr)
DK (1)	DK640787A (fr)
ES (1)	ES2059349T3 (fr)
MX (1)	MX169161B (fr)
PT (1)	PT86298B (fr)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CA2042341C (fr) *	1990-05-23	2001-06-12	Judy H. Bardsley	Methode destinee a empecher la formation de tartre de silice
US5118434A (en) *	1991-02-26	1992-06-02	The Dow Chemical Company	Deicing fluids
AU3396993A (en) *	1992-04-27	1993-10-28	W.R. Grace & Co.-Conn.	Calcium carbonate anti-precipitating agents
US5282976A (en) *	1992-07-21	1994-02-01	Rhone-Poulenc Inc.	Terpolymer useful as a scale inhibitor
ATE165315T1 (de) *	1993-07-08	1998-05-15	Betzdearborn Inc	Kalziumkarbonatablagerungsverhinderungsmittel
US5516432A (en) *	1994-11-21	1996-05-14	Rohm And Haas Company	Method for prevention of scale formation in aqueous systems
US5755972A (en) *	1996-03-01	1998-05-26	Rohm And Haas Company	Method for metal sulfate scale control in harsh oilfield conditions
CA2236605A1 (fr) *	1997-05-09	1998-11-09	Yves Duccini	Agents anti-tartre
US9028787B2 (en)	2009-09-25	2015-05-12	Cytec Technology Corp.	Preventing or reducing scale in wet-process phosphoric acid production
UA110198C2 (en)	2009-09-25	2015-12-10	Cytec Tech Corp	Processes and reagents for inhibiting or eliminating scale formation during wet-process phosphoric acid production
MX2012003383A (es)	2009-09-25	2012-04-10	Cytec Tech Corp	Prevencion o reduccion de la formacion de escamas en la produccion del acido fosforico por un proceso en humedo.
PH12013501956A1 (en)	2011-03-22	2013-11-25	Cytec Tech Corp	Preventing or reducing scale in wet-process phosphoric acid production
US8900539B2 (en)	2011-03-22	2014-12-02	Cytec Technology Corp.	Preventing or reducing scale in wet-process phosphoric acid production
CN102225809B (zh) *	2011-04-08	2012-07-18	武汉理工大学	抗坏血酸无磷缓蚀阻垢剂及制备
CN102616945A (zh) *	2012-04-06	2012-08-01	济南大学	一种油田水复合型阻垢剂的制备方法
AU2015217240B2 (en)	2014-02-11	2019-05-23	Cytec Industries Inc.	Primary amine-containing polymers useful as scale inhibitors
FI3256420T3 (fi)	2015-02-11	2025-07-29	Cytec Ind Inc	Modifioitujen amiinien käyttö kattilakiven estäjinä fosforihapon valmistuksessa märkämenetelmällä
CN108854564A (zh) *	2018-08-21	2018-11-23	史怀国	一种用于中水回用反渗透膜的低磷阻垢剂
CN114772755B (zh) *	2022-05-30	2023-02-28	山东天庆科技发展有限公司	一种耐高硫酸盐反渗透阻垢剂及其制备方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3898037A (en) *	1972-06-01	1975-08-05	Betz Laboratories	Acrylamido-sulfonic acid polymers and their use
US3806367A (en) *	1972-06-01	1974-04-23	Bitz Lab Inc	Acrylamido-sulfonic acid polymers and their use as rust and tubercle removing agents
EP0099883A4 (fr) *	1982-01-29	1984-05-29	Dearborn Chemicals Co	Procede empechant la formation d'incrustations.
US4552665A (en) *	1984-05-04	1985-11-12	Calgon Corporation	Stabilization of soluble manganese and its reaction products
NZ213578A (en) *	1984-11-09	1988-04-29	Calgon Corp	Inhibiting corrosion and scale deposition in aqueous systems by adding water soluble polymers
US4711725A (en) *	1985-06-26	1987-12-08	Rohm And Haas Co.	Method of stabilizing aqueous systems

1987
- 1987-11-30 CA CA000553106A patent/CA1337323C/fr not_active Expired - Fee Related
- 1987-12-04 MX MX009617A patent/MX169161B/es unknown
- 1987-12-04 PT PT86298A patent/PT86298B/pt not_active IP Right Cessation
- 1987-12-05 EP EP91121672A patent/EP0478018A1/fr not_active Withdrawn
- 1987-12-05 DE DE87118027T patent/DE3787259T2/de not_active Expired - Fee Related
- 1987-12-05 ES ES87118027T patent/ES2059349T3/es not_active Expired - Lifetime
- 1987-12-05 EP EP87118027A patent/EP0271035B1/fr not_active Expired - Lifetime
- 1987-12-07 DK DK640787A patent/DK640787A/da not_active Application Discontinuation
- 1987-12-07 AU AU82182/87A patent/AU607171B2/en not_active Ceased
- 1987-12-07 CN CN198787107274A patent/CN87107274A/zh active Pending
- 1987-12-07 BR BR8706589A patent/BR8706589A/pt unknown
- 1987-12-08 KR KR870013956A patent/KR880007374A/ko not_active Withdrawn

Also Published As

Publication number	Publication date
DE3787259D1 (de)	1993-10-07
PT86298A (en)	1988-01-01
EP0271035A2 (fr)	1988-06-15
CN87107274A (zh)	1988-08-17
EP0271035B1 (fr)	1993-09-01
DK640787D0 (da)	1987-12-07
EP0478018A1 (fr)	1992-04-01
DK640787A (da)	1988-05-09
BR8706589A (pt)	1988-07-19
DE3787259T2 (de)	1994-01-20
ES2059349T3 (es)	1994-11-16
AU8218287A (en)	1988-06-09
AU607171B2 (en)	1991-02-28
PT86298B (pt)	1990-11-07
MX169161B (es)	1993-06-23
EP0271035A3 (en)	1990-01-10
KR880007374A (ko)	1988-08-27

Legal Events

Date	Code	Title	Description
2003-10-17	MKLA	Lapsed

Publication	Publication Date	Title
CA1337323C (fr)	1995-10-17	Traitement pour milieu aqueux avec des copolymeres renfermant de l'acide acrylamidoalkanesulfonique
US4566973A (en)	1986-01-28	Scale inhibition in water systems
US4952327A (en)	1990-08-28	Scale control with terpolymers containing styrene sulfonic acid
US4784774A (en)	1988-11-15	Compositions containing phosphonoalkane carboxylic acid for scale inhibition
US4536292A (en)	1985-08-20	Carboxylic/sulfonic/quaternary ammonium polymers for use as scale and corrosion inhibitors
EP0206814B2 (fr)	1995-12-13	Polymères solubles dans l'eau et leur usage dans la stabilisation de systèmes aqueux
US3806367A (en)	1974-04-23	Acrylamido-sulfonic acid polymers and their use as rust and tubercle removing agents
US4762621A (en)	1988-08-09	Itaconate ester copolymers as scale inhibitors
EP0184894A1 (fr)	1986-06-18	Copolymfres carboxyliques-sulfoniques-poly(oxyde d'alkylène) et leur utilisation comme inhibiteurs de corrosion et de tartre
AU612603B2 (en)	1991-07-18	Calcium phosphonate scale inhibition
JPH0275396A (ja)	1990-03-15	アリルスルホナート／無水マレイン酸系重合体による水系統でのスケール沈積抑制法
US4952326A (en)	1990-08-28	Dispersion of particulates in an aqueous medium
US4707271A (en)	1987-11-17	Stabilization of iron in aqueous systems
US5023001A (en)	1991-06-11	Calcium phosphonate scale inhibition
US4889637A (en)	1989-12-26	Scale control with terpolymers containing vinyl alcohol
US4446045A (en)	1984-05-01	Composition for treating aqueous mediums
EP0311072A2 (fr)	1989-04-12	La stabilisation des ions métalliques et la dispersion des particules dans les systèmes aqueux
JPS62129136A (ja)	1987-06-11	水性系の安定化法
US4693829A (en)	1987-09-15	Use of carboxylic acid/sulfonic acid copolymers as aluminum ion stabilizers
US4885097A (en)	1989-12-05	Stabilization of metal ions with terpolymers containing styrene sulfonic acid
US4960522A (en)	1990-10-02	Copolymers of an acrylic acid and alkoxyalkyl acrylate as scale inhibitors
JPS63156599A (ja)	1988-06-29	アクリルアミドアルカンスルホン酸を含むコポリマーによる水性媒体の処理方法
JPH01130793A (ja)	1989-05-23	スケール付与沈澱含有水性媒体の処理法
EP0302153A1 (fr)	1989-02-08	Mélanges d'un copolymère carboxyle/sulfonique et d'un copolymère oxyde de polyalkylène/carboxyle permettant de lutter contre l'entartrage par des oxydes de fer
JPS59199100A (ja)	1984-11-12	低分子量共重合体を使用する水系のスケ−ル防止方法